.Header {
  height: 10vh;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 99;
}

.Header > span {
  color: #fff;
  font-size: 4rem;
  font-family: SourceHanSansCN-Heavy;
  letter-spacing: 0;
  text-align: center;
  font-weight: 700;
  text-shadow: 0 2px 6px #020e48 50%;
  background-image: linear-gradient(180deg,#fff 40%,#9ddbff);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}